The stock of Jiaotong University Broadcom was suspended because of the private placement, and now it has resumed trading. In the short term, the stock has fallen too fast. If the support area of 12. 18 is not held and continues to decline, it is not recommended to intervene, because the stocks that have broken through the support level may continue to accelerate their decline without cooperation, and the next support area of the stock is1.20.